eBookPrint Item Question Content Area Break-Even Sales and Sales Mix for a Service Company Zero Turbulence Airline provides air transportation services between Los Angeles, California; and Kona, Hawaii. A single Los Angeles to Kona round-trip flight has the following operating statistics: Fuel $6,298 Flight crew salaries 4,824 Airplane depreciation 2,278 Variable cost per passenger—business class 55 Variable cost per passenger—economy class 45 Round-trip ticket price—business class 515 Round-trip ticket p